LOWER
while (LOWER(c1) == LOWER(c2)) {
LOWER(mtdp->mtd_vbuf));
LOWER(sc->mtda[mtd_next].mtd_vtxp) | EOL);
LOWER(mtdp->mtd_vtxp));
NIC_PUT(sc, SNR_CDP, LOWER(sc->v_cda));
NIC_PUT(sc, SNR_CTDA, LOWER(sc->mtda[0].mtd_vtxp));
SWO(bitmode, p_rda, RXPKT_RLINK, LOWER(v_rda));
SWO(bitmode, p_rda, RXPKT_RLINK, LOWER(sc->v_rda) | EOL);
NIC_PUT(sc, SNR_CRDA, LOWER(sc->v_rda));
NIC_PUT(sc, SNR_RSA, LOWER(sc->v_rra[0]));
NIC_PUT(sc, SNR_REA, LOWER(sc->v_rea));
NIC_PUT(sc, SNR_RRP, LOWER(sc->v_rra[0]));
SWO(bitmode, sc->p_rra[i], RXRSRC_PTRLO, LOWER(v));
SWO(bitmode, sc->p_rra[i], RXRSRC_WCLO, LOWER(PAGE_SIZE/2));
NIC_PUT(sc, SNR_RWP, LOWER(sc->v_rra[sc->sc_rramark]));
NIC_PUT(sc, SNR_CTDA, LOWER(mtd->mtd_vtxp));
NIC_PUT(sc, SNR_RWP, LOWER(sc->v_rra[rramark]));